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Documentation Index

Fetch the complete documentation index at: https://docs.langchain.com/llms.txt

Use this file to discover all available pages before exploring further.

Delivers an affordable, reliable, and simple inference platform for running top LLM models. You can find all the models we support here: Novita AI Featured Models or request the Models API to get all available models. Try the Novita AI DeepSeek R1 API Demo today!

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Overview

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Model features

Tool callingStructured outputImage inputAudio inputVideo inputToken-level streamingNative asyncToken usageLogprobs
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Setup

To access Novita AI models you’ll need to create a Novita account and get an API key.

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Credentials

Head to this page to sign up to Novita AI and generate an API key. Once you’ve done this set the NOVITA_API_KEY environment variable: 
export NOVITA_API_KEY="your-api-key"

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Installation

The LangChain Novita integration lives in the @langchain-community package: 
npm install @langchain/community @langchain/core

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Instantiation

Now we can instantiate our model object and generate chat completions. Try the Novita AI DeepSeek R1 API Demo today! 
import { ChatNovitaAI } from "@langchain/community/chat_models/novita";

const llm = new ChatNovitaAI({
  model: "deepseek/deepseek-r1",
  temperature: 0,
  // other params...
})

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Invocation

const aiMsg = await llm.invoke([
  {
    role: "system",
    content: "You are a helpful assistant that translates English to French. Translate the user sentence.",
  },
  {
    role: "human",
    content: "I love programming."
  },
]);

console.log(aiMsg.content)

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API reference

For detailed documentation of Novita AI LLM APIs, head to Novita AI LLM API reference
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